Update README.md

README.md

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 # Dataset Card for Nexdata/American_English_Spontaneous_Speech_Data
 
 ## Description
-The 1,178-hour American English Spontaneous Speech Data is a collection of speech clips, covering multiple topics. Audio is transcribed into text, and speaker identity and other more attributes are annotated. This data set can be used for voiceprint recognition model training, construction of corpus for machine translation and algorithm research.
+This dataset is just a sample of 1,178-Hour American English Spontaneous Speech Data(paid dataset).This is a collection of speech clips, covering multiple topics. Audio is transcribed into text, and speaker identity and other more attributes are annotated. This data set can be used for voiceprint recognition model training, construction of corpus for machine translation and algorithm research.
 
-For more details, please refer to the link: https://www.nexdata.ai/datasets/speechrecog/1115?source=Huggingface
+ For more details & to download the rest of the dataset(paid),please refer to the link: https://www.nexdata.ai/datasets/speechrecog/1115?source=Huggingface
 
 # Specifications
 ## Format